Les Dorfman, MD

Multiple sclerosis specialist

Neuromuscular neurologist

Multiple Sclerosis Center

  • 300 Pasteur Drive
  • Stanford, CA 94305
  • Phone: 650-723-6469
Learn More About the Clinic Getting Here Make An Appointment

Neuromuscular Program

  • 211 Quarry Road
  • Palo Alto, CA 94304
  • Phone: 650-723-6469
Learn More About the Clinic Getting Here Make An Appointment

Neurodiagnostic Labs

  • 300 Pasteur Drive
  • Stanford, CA 94305
  • Phone: 650-723-6888
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Professional Education

Fellowship: Mayo Clinic (1974) AZ

Residency: Greenwich Hospital (1970) CT

Residency: Stanford University School of Medicine (1973) CA

Internship: Greenwich Hospital (1969) CT

Medical Education: Albert Einstein College of Medicine (1968) NY

Board Certification: Neurology, American Board of Psychiatry and Neurology (1975)

Fellowship: National Hospital (1974) UKEngland

BSc, McGill University, Physiological Psychology (1964)

MD, Albert Einstein, Medicine (1968)

Honors & Awards

President, American Association for Electrodiagnostic Medicine (1997-98)

President, AAEM Foundation for Research and Education (1997-98)

Director, American Board of Electrodiagnostic Medicine (1999-2005)

President, Association of California Neurologists (2002-04)

Administrative Appointments

Director, Stanford Multiple Sclerosis Clinic, 1974

Moyamoya Disease Can Masquerade as Multiple Sclerosis
Dorfman, L. J., Fischbein, N. J., Woodard, J. I., Choudhri, O., Bell-Stephens, T. E., & Steinberg, G. K. (2012). Moyamoya Disease Can Masquerade as Multiple Sclerosis. NEUROLOGIST, 18(6), 398-403.

Neuroradiologic Correlates of Cognitive Impairment in Adult Moyamoya Disease
Mogensen, M. A., Karzmark, P., Zeifert, P. D., Rosenberg, J., Marks, M., & Dorfman, L. J. (2012). Neuroradiologic Correlates of Cognitive Impairment in Adult Moyamoya Disease. AMERICAN JOURNAL OF NEURORADIOLOGY, 33(4), 721-725.

Neurocognitive Impairment in Adults With Moyamoya Disease Without Stroke
Karzmark, P., Zeifert, P. D., Bell-Stephens, T. E., Steinberg, G. K., & Dorfman, L. J. (2012). Neurocognitive Impairment in Adults With Moyamoya Disease Without Stroke. NEUROSURGERY, 70(3), 634-638.

Effect of moyamoya disease on neuropsychological functioning in adults
Karzmark, P., Zeifert, P. D., Tan, S., Dorfman, L. J., Bell-Stephens, T. E., & Steinberg, G. K. (2008). Effect of moyamoya disease on neuropsychological functioning in adults. NEUROSURGERY, 62(5), 1048-1051.

AAEM minimonograph #47: Normative data in electrodiagnostic medicine
DORFMAN, L. J., & Robinson, L. R. (1997). AAEM minimonograph #47: Normative data in electrodiagnostic medicine. MUSCLE & NERVE, 20(1), 4-14.

PHASE-1 CLINICAL-TRIAL OF CHIMERIC MONOCLONAL ANTI-CD4 ANTIBODY IN MULTIPLE-SCLEROSIS
Lindsey, J. W., Hodgkinson, S., Mehta, R., Siegel, R. C., Mitchell, D. J., & Steinman, L. (1994). PHASE-1 CLINICAL-TRIAL OF CHIMERIC MONOCLONAL ANTI-CD4 ANTIBODY IN MULTIPLE-SCLEROSIS. NEUROLOGY, 44(3), 413-419.

A COMPARISON OF TURNS ANALYSIS AND MOTOR UNIT ANALYSIS IN ELECTROMYOGRAPHY
McGill, K. C., Lau, K., & DORFMAN, L. J. (1991). A COMPARISON OF TURNS ANALYSIS AND MOTOR UNIT ANALYSIS IN ELECTROMYOGRAPHY. ELECTROENCEPHALOGRAPHY AND CLINICAL NEUROPHYSIOLOGY, 81(1), 8-17.

POLYNEUROPATHY, OPHTHALMOPLEGIA, LEUKOENCEPHALOPATHY, AND INTESTINAL PSEUDOOBSTRUCTION - POLIP SYNDROME
SIMON, L. T., Horoupian, D. S., DORFMAN, L. J., Marks, M., Herrick, M. K., & Smith, M. E. (1990). POLYNEUROPATHY, OPHTHALMOPLEGIA, LEUKOENCEPHALOPATHY, AND INTESTINAL PSEUDOOBSTRUCTION - POLIP SYNDROME. ANNALS OF NEUROLOGY, 28(3), 349-360.

QUANTITATIVE CLINICAL ELECTROPHYSIOLOGY IN THE EVALUATION OF NERVE INJURY AND REGENERATION
DORFMAN, L. J. (1990). QUANTITATIVE CLINICAL ELECTROPHYSIOLOGY IN THE EVALUATION OF NERVE INJURY AND REGENERATION. MUSCLE & NERVE, 13(9), 822-828.

TRIPHASIC BEHAVIORAL-RESPONSE OF MOTOR UNITS TO SUBMAXIMAL FATIGUING EXERCISE
DORFMAN, L. J., Howard, J. E., & McGill, K. C. (1990). TRIPHASIC BEHAVIORAL-RESPONSE OF MOTOR UNITS TO SUBMAXIMAL FATIGUING EXERCISE. MUSCLE & NERVE, 13(7), 621-628.

MOTOR UNIT FIRING RATES AND FIRING RATE VARIABILITY IN THE DETECTION OF NEUROMUSCULAR DISORDERS
DORFMAN, L. J., Howard, J. E., & McGill, K. C. (1989). MOTOR UNIT FIRING RATES AND FIRING RATE VARIABILITY IN THE DETECTION OF NEUROMUSCULAR DISORDERS. ELECTROENCEPHALOGRAPHY AND CLINICAL NEUROPHYSIOLOGY, 73(3), 215-224.

PROPERTIES OF MOTOR UNIT ACTION-POTENTIALS RECORDED WITH CONCENTRIC AND MONOPOLAR NEEDLE ELECTRODES - ADEMG ANALYSIS
Howard, J. E., & DORFMAN, L. J. (1988). PROPERTIES OF MOTOR UNIT ACTION-POTENTIALS RECORDED WITH CONCENTRIC AND MONOPOLAR NEEDLE ELECTRODES - ADEMG ANALYSIS. MUSCLE & NERVE, 11(10), 1051-1055.

INFLUENCE OF CONTRACTILE-FORCE ON PROPERTIES OF MOTOR UNIT ACTION-POTENTIALS - ADEMG ANALYSIS
DORFMAN, L. J., Howard, J. E., & McGill, K. C. (1988). INFLUENCE OF CONTRACTILE-FORCE ON PROPERTIES OF MOTOR UNIT ACTION-POTENTIALS - ADEMG ANALYSIS. JOURNAL OF THE NEUROLOGICAL SCIENCES, 86(2-3), 125-136.

AGE EFFECTS ON PROPERTIES OF MOTOR UNIT ACTION-POTENTIALS - ADEMG ANALYSIS
Howard, J. E., McGill, K. C., & DORFMAN, L. J. (1988). AGE EFFECTS ON PROPERTIES OF MOTOR UNIT ACTION-POTENTIALS - ADEMG ANALYSIS. ANNALS OF NEUROLOGY, 24(2), 207-213.

AAEE MINIMONOGRAPH .29. AUTOMATIC QUANTITATIVE ELECTROMYOGRAPHY
DORFMAN, L. J., & McGill, K. C. (1988). AAEE MINIMONOGRAPH .29. AUTOMATIC QUANTITATIVE ELECTROMYOGRAPHY. MUSCLE & NERVE, 11(8), 804-818.

Computer analysis of compound action potentials.
DORFMAN, L. J. (1987). Computer analysis of compound action potentials. Electroencephalography and clinical neurophysiology. Supplement, 39, 33-37.

LEBERS DISEASE AND DYSTONIA - A MITOCHONDRIAL DISEASE
Novotny, E. J., Singh, G., Wallace, D. C., DORFMAN, L. J., Louis, A., & Steinman, L. (1986). LEBERS DISEASE AND DYSTONIA - A MITOCHONDRIAL DISEASE. NEUROLOGY, 36(8), 1053-1060.

EVOKED-POTENTIALS IN HYSTERIA AND MALINGERING
Howard, J. E., & DORFMAN, L. J. (1986). EVOKED-POTENTIALS IN HYSTERIA AND MALINGERING. JOURNAL OF CLINICAL NEUROPHYSIOLOGY, 3(1), 39-49.

AUTOMATIC DECOMPOSITION OF THE CLINICAL ELECTROMYOGRAM
McGill, K. C., Cummins, K. L., & DORFMAN, L. J. (1985). AUTOMATIC DECOMPOSITION OF THE CLINICAL ELECTROMYOGRAM. IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING, 32(7), 470-477.

AUTOMATIC DECOMPOSITION ELECTROMYOGRAPHY (ADEMG) - VALIDATION AND NORMATIVE DATA IN BRACHIAL BICEPS
McGill, K. C., & DORFMAN, L. J. (1985). AUTOMATIC DECOMPOSITION ELECTROMYOGRAPHY (ADEMG) - VALIDATION AND NORMATIVE DATA IN BRACHIAL BICEPS. ELECTROENCEPHALOGRAPHY AND CLINICAL NEUROPHYSIOLOGY, 61(5), 453-461.

AAEE MINIMONOGRAPH-21 - THE DISTRIBUTION OF CONDUCTION VELOCITIES (DCV) IN PERIPHERAL-NERVES - A REVIEW
DORFMAN, L. J. (1984). AAEE MINIMONOGRAPH-21 - THE DISTRIBUTION OF CONDUCTION VELOCITIES (DCV) IN PERIPHERAL-NERVES - A REVIEW. MUSCLE & NERVE, 7(1), 2-11.

HIGH-RESOLUTION ALIGNMENT OF SAMPLED WAVEFORMS
McGill, K. C., & DORFMAN, L. J. (1984). HIGH-RESOLUTION ALIGNMENT OF SAMPLED WAVEFORMS. IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING, 31(6), 462-468.

NEUROPATHY IN THE HYPEREOSINOPHILIC SYNDROME
DORFMAN, L. J., Ransom, B. R., Forno, L. S., & KELTS, A. (1983). NEUROPATHY IN THE HYPEREOSINOPHILIC SYNDROME. MUSCLE & NERVE, 6(4), 291-298.

SENSORY EVOKED-POTENTIALS - CLINICAL-APPLICATIONS IN MEDICINE
DORFMAN, L. J. (1983). SENSORY EVOKED-POTENTIALS - CLINICAL-APPLICATIONS IN MEDICINE. ANNUAL REVIEW OF MEDICINE, 34, 473-489.

ON THE NATURE AND ELIMINATION OF STIMULUS ARTIFACT IN NERVE SIGNALS EVOKED AND RECORDED USING SURFACE ELECTRODES
McGill, K. C., Cummins, K. L., DORFMAN, L. J., BERLIZOT, B. B., LUETKEMEYER, K., & Widrow, B. (1982). ON THE NATURE AND ELIMINATION OF STIMULUS ARTIFACT IN NERVE SIGNALS EVOKED AND RECORDED USING SURFACE ELECTRODES. IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING, 29(2), 129-137.

TRAUMATIC LESIONS OF THE PONTOMEDULLARY JUNCTION
BRITT, R. H., Herrick, M. K., Mason, R. T., & DORFMAN, L. J. (1980). TRAUMATIC LESIONS OF THE PONTOMEDULLARY JUNCTION. NEUROSURGERY, 6(6), 623-631.

PERIPHERAL NEUROPATHY IN THE CHERRY-RED SPOT-MYOCLONUS SYNDROME (SIALIDOSIS TYPE-I)
Steinman, L., Tharp, B. R., DORFMAN, L. J., Forno, L. S., SOGG, R. L., & OBRIEN, J. S. (1980). PERIPHERAL NEUROPATHY IN THE CHERRY-RED SPOT-MYOCLONUS SYNDROME (SIALIDOSIS TYPE-I). ANNALS OF NEUROLOGY, 7(5), 450-456.

SENSORY EVOKED-POTENTIALS - CLINICAL-APPLICATIONS IN PEDIATRICS
Mizrahi, E. M., & DORFMAN, L. J. (1980). SENSORY EVOKED-POTENTIALS - CLINICAL-APPLICATIONS IN PEDIATRICS. JOURNAL OF PEDIATRICS, 97(1), 1-10.

NERVE-FIBER CONDUCTION-VELOCITY DISTRIBUTIONS .1. ESTIMATION BASED ON THE SINGLE-FIBER AND COMPOUND ACTION POTENTIALS
Cummins, K. L., PERKEL, D. H., & DORFMAN, L. J. (1979). NERVE-FIBER CONDUCTION-VELOCITY DISTRIBUTIONS .1. ESTIMATION BASED ON THE SINGLE-FIBER AND COMPOUND ACTION POTENTIALS. ELECTROENCEPHALOGRAPHY AND CLINICAL NEUROPHYSIOLOGY, 46(6), 634-646.

CEREBRAL INFARCTION AND MIGRAINE - CLINICAL AND RADIOLOGIC CORRELATIONS
DORFMAN, L. J., Marshall, W. H., & Enzmann, D. R. (1979). CEREBRAL INFARCTION AND MIGRAINE - CLINICAL AND RADIOLOGIC CORRELATIONS. NEUROLOGY, 29(3), 317-322.

AGE-RELATED-CHANGES IN PERIPHERAL AND CENTRAL NERVE-CONDUCTION IN MAN
DORFMAN, L. J., & Bosley, T. M. (1979). AGE-RELATED-CHANGES IN PERIPHERAL AND CENTRAL NERVE-CONDUCTION IN MAN. NEUROLOGY, 29(1), 38-44.

PATTERN-REVERSAL VISUAL EVOKED-POTENTIALS IN LATE-ONSET PROGRESSIVE MULTIPLE-SCLEROSIS
DORFMAN, L. J., & Cummins, K. L. (1979). PATTERN-REVERSAL VISUAL EVOKED-POTENTIALS IN LATE-ONSET PROGRESSIVE MULTIPLE-SCLEROSIS. ELECTROMYOGRAPHY AND CLINICAL NEUROPHYSIOLOGY, 19(1-2), 89-94.

NERVE-FIBER CONDUCTION-VELOCITY DISTRIBUTIONS .2. ESTIMATION BASED ON 2 COMPOUND ACTION POTENTIALS
Cummins, K. L., DORFMAN, L. J., & PERKEL, D. H. (1979). NERVE-FIBER CONDUCTION-VELOCITY DISTRIBUTIONS .2. ESTIMATION BASED ON 2 COMPOUND ACTION POTENTIALS. ELECTROENCEPHALOGRAPHY AND CLINICAL NEUROPHYSIOLOGY, 46(6), 647-658.

JUVENILE NEUROAXONAL DYSTROPHY - CLINICAL, ELECTROPHYSIOLOGICAL, AND NEUROPATHOLOGICAL FEATURES
DORFMAN, L. J., Pedley, T. A., Tharp, B. R., & Scheithauer, B. W. (1978). JUVENILE NEUROAXONAL DYSTROPHY - CLINICAL, ELECTROPHYSIOLOGICAL, AND NEUROPATHOLOGICAL FEATURES. ANNALS OF NEUROLOGY, 3(5), 419-428.

ELECTROPHYSIOLOGICAL LOCALIZATION OF CENTRAL SOMATOSENSORY LESIONS IN PATIENTS WITH MULTIPLE-SCLEROSIS
DORFMAN, L. J., Bosley, T. M., & Cummins, K. L. (1978). ELECTROPHYSIOLOGICAL LOCALIZATION OF CENTRAL SOMATOSENSORY LESIONS IN PATIENTS WITH MULTIPLE-SCLEROSIS. ELECTROENCEPHALOGRAPHY AND CLINICAL NEUROPHYSIOLOGY, 44(6), 742-753.

EARLY PHASE IN LEBER HEREDITARY OPTIC ATROPHY
Nikoskelainen, E., SOGG, R. L., Rosenthal, A. R., Friberg, T. R., & DORFMAN, L. J. (1977). EARLY PHASE IN LEBER HEREDITARY OPTIC ATROPHY. ARCHIVES OF OPHTHALMOLOGY, 95(6), 969-978.

VISUAL EVOKED-POTENTIALS IN LEBERS HEREDITARY OPTIC NEUROPATHY
DORFMAN, L. J., Nikoskelainen, E., Rosenthal, A. R., & SOGG, R. L. (1977). VISUAL EVOKED-POTENTIALS IN LEBERS HEREDITARY OPTIC NEUROPATHY. ANNALS OF NEUROLOGY, 1(6), 565-568.

INDIRECT ESTIMATION OF SPINAL-CORD CONDUCTION-VELOCITY IN MAN
DORFMAN, L. J. (1977). INDIRECT ESTIMATION OF SPINAL-CORD CONDUCTION-VELOCITY IN MAN. ELECTROENCEPHALOGRAPHY AND CLINICAL NEUROPHYSIOLOGY, 42(1), 26-34.

ENCEPHALOMYELONEURITIS IN ABSENCE OF CANCER
Langston, J. W., DORFMAN, L. J., & Forno, L. S. (1975). ENCEPHALOMYELONEURITIS IN ABSENCE OF CANCER. NEUROLOGY, 25(7), 633-637.

CYTOMEGALOVIRUS ENCEPHALITIS IN ADULTS
DORFMAN, L. J. (1973). CYTOMEGALOVIRUS ENCEPHALITIS IN ADULTS. NEUROLOGY, 23(2), 136-144.